package com.itheima.dao;

import com.itheima.domain.Student;

public interface StudentDao {

    Student[] findAllStudents();    //查找全部学生对象

    boolean addStudent(Student student);    //添加学生对象

    boolean delectStudent(String id) ;      //根据id删除学生

    int selectStudent(String id) ;      //根据id查找索引

    Student updataStudent(Student student) ;    //修改学生信息
}
